#include <linux/migrate.h>
#include <linux/posix-timers.h>
#include <linux/times.h>
+#include <linux/ptrace.h>
+#include <linux/gfp.h>
#include <asm/uaccess.h>
if (copy_to_user(tbuf, &tmp, sizeof(tmp)))
return -EFAULT;
}
+ force_successful_syscall_return();
return compat_jiffies_to_clock_t(jiffies);
}
{
int ret;
cpumask_var_t mask;
- unsigned long *k;
- unsigned int min_length = cpumask_size();
-
- if (nr_cpu_ids <= BITS_PER_COMPAT_LONG)
- min_length = sizeof(compat_ulong_t);
- if (len < min_length)
+ if ((len * BITS_PER_BYTE) < nr_cpu_ids)
+ return -EINVAL;
+ if (len & (sizeof(compat_ulong_t)-1))
return -EINVAL;
if (!alloc_cpumask_var(&mask, GFP_KERNEL))
return -ENOMEM;
ret = sched_getaffinity(pid, mask);
- if (ret < 0)
- goto out;
+ if (ret == 0) {
+ size_t retlen = min_t(size_t, len, cpumask_size());
- k = cpumask_bits(mask);
- ret = compat_put_bitmap(user_mask_ptr, k, min_length * 8);
- if (ret == 0)
- ret = min_length;
-
-out:
+ if (compat_put_bitmap(user_mask_ptr, cpumask_bits(mask), retlen * 8))
+ ret = -EFAULT;
+ else
+ ret = retlen;
+ }
free_cpumask_var(mask);
+
return ret;
}
}
+asmlinkage long
+compat_sys_rt_tgsigqueueinfo(compat_pid_t tgid, compat_pid_t pid, int sig,
+ struct compat_siginfo __user *uinfo)
+{
+ siginfo_t info;
+
+ if (copy_siginfo_from_user32(&info, uinfo))
+ return -EFAULT;
+ return do_rt_tgsigqueueinfo(tgid, pid, sig, &info);
+}
+
#ifdef __ARCH_WANT_COMPAT_SYS_TIME
/* compat_time_t is a 32 bit "long" and needs to get converted. */
if (tloc) {
if (put_user(i,tloc))
- i = -EFAULT;
+ return -EFAULT;
}
+ force_successful_syscall_return();
return i;
}